Glasgow Intl

$501+ Cheap flights from Portland, ME (PWM) to Glasgow Intl (GLA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — GLA
Aug 30 — Sep 61
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Cheap flight deals from Portland to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Glasgow Intl (GLA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 25, 2025.

Round-trip from

$745
(KLM)

One-way from

$501
(KLM)
From Portland to Glasgow Intl
One-way flight from Portland to Glasgow Intl

Find flight deals from Portland to Glasgow Intl

Cheapest flights from Portland to Glasgow Intl
Explore the most affordable flight options available from Portland to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2025.

This KLM deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/12:41 pmPWM - GLA
2 stops12h 29mKLM
Wed 10/88:55 amGLA - PWM
2 stops20h 10mKLM
Deal found 8/24$745
This American Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/314:05 pmPWM - GLA
2 stops17h 35mAmerican Airlines
Mon 9/85:50 amGLA - PWM
2 stops19h 53mAmerican Airlines
Deal found 8/23$1,933
This American Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/302:48 pmPWM - GLA
2 stops21h 07mAmerican Airlines
Mon 9/85:50 amGLA - PWM
2 stops19h 53mAmerican Airlines
Deal found 8/25$2,055
This American Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/314:05 pmPWM - GLA
2 stops16h 10mAmerican Airlines
Sun 9/77:35 amGLA - PWM
2 stops20h 30mAmerican Airlines
Deal found 8/23$2,183
This Delta deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/312:36 pmPWM - GLA
2 stops20h 34mDelta
Sun 9/76:00 amGLA - PWM
2 stops23h 48mDelta
Deal found 8/25$3,042
This KLM deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/302:36 pmPWM - GLA
2 stops14h 09mKLM
Sun 9/76:00 amGLA - PWM
2 stops23h 48mKLM
Deal found 8/23$3,452

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Glasgow Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 25, 2025.
Use the filters below to find and compare flights from Portland to Glasgow Intl Airport that are best for you.

Fly from

Portland

Fly to

Glasgow Intl

Route

Depart

Return

Price

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Wed 10/1

2:41 pm-8:10 am

2 stops12h 29m

Glasgow Intl

Wed 10/8

8:55 am-12:05 am

2 stops20h 10m

$745

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 1/2

12:06 pm-9:55 am

2 stops16h 49m

Glasgow Intl

Sat 1/3

5:20 pm-11:49 pm

2 stops35h 29m

$1,748

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 1/2

12:36 pm-7:50 am

2 stops14h 14m

Glasgow Intl

Sat 1/3

10:30 am-10:55 pm

2 stops17h 25m

$3,473

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 1/2

12:06 pm-9:55 am

2 stops16h 49m

$501

PortlandGlasgow

PWM - GLA

PWMGLA

Portland

Fri 1/2

4:45 pm-8:50 am

3 stops35h 05m

$1,333

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/25

Best time to book a flight from Portland to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Glasgow Intl Airport

What is the cheapest month to book a flight from Portland, Maine to Glasgow Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Glasgow Intl Airport (average of $664). Flying from Portland, Maine to Glasgow Intl Airport in June is currently the most expensive (average of $1,155). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Portland to Glasgow Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Portland to Glasgow Intl?

    Portland (PWM), located 2.9 mi from the city center, is the airport you fly out of when you book flights from Portland to Glasgow Intl. 0 airlines have flights from Portland to Glasgow Intl on a regular basis. Booking flights from Portland to Glasgow Intl should not be difficult; the airport handles an average of 0 outbound flights to Glasgow Intl per day.

  • How long is the flight from Portland, Maine to Glasgow Intl Airport?

    A quick flight from Portland, Maine to Glasgow Intl Airport can take about 12h 29m. KLM provides one of the quickest options available for as low as $745. Airlines will cover a distance of 2934 mi.

  • Can I find deals for flights from Portland to Glasgow Intl that include hotel bookings?

    Yes. In addition to deals on Portland to Glasgow Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Glasgow Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Glasgow Intl.

  • Can I find deals for business class flights from Portland to Glasgow Intl?

    Yes. Cheapflights offers flight deals from Portland to Glasgow Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Glasgow Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Glasgow Intl Airport (average of $664). Flying from Portland, Maine to Glasgow Intl Airport in June is currently the most expensive (average of $1,155). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Glasgow Intl Airport?

Book flights to Glasgow Intl Airport if you plan to visit one of these locations
Paisley

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